Across the world, โอมา (Oma 
, Omah 
, โอมา 
) is a common unisex forename. The first name โอมา is habitual in Morocco, where it is quite a rare gender-neutral name, Indonesia, and India. Measured by absolute frequency, it is commonest in India, Indonesia, and Nigeria. Much less frequently, โอมา is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Oma | Indonesia, Ethiopia, Nigeria, United States, India |
| Omah | Indonesia, Morocco, Nigeria, United States, India |
| โอมา | Thailand |
โอมา is also a name for the fictitious and mythical characters: Oma Desala , the fictional character, Stargate SG-1 and Omah , the operatic character in the opera Manifest Destiny.